Cerithiopsis portoi is a species of sea snail, a gastropod in the family Cerithiopsidae, which is known from the Caribbean Sea and the Gulf of Mexico. It was described by Rolán and Espinosa, in 1996.[1]
The maximum recorded shell length is 1.7 mm.[2]
Minimum recorded depth is 5 m.[2] Maximum recorded depth is 56 m.[2]